Home / 3,305.30-4,561.16-1,813.18

Finding the Fourth Proportional to 3,305.30, 4,561.16 and 1,813.18

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Solution

The fourth proportional to 3,305.30, 4,561.16 and 1,813.18 is: 2,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.30 : 4,561.16 = 1,813.18 : x
  2. Step 2: Convert to fraction form
    3,305.30/4,561.16 = 1,813.18/x
  3. Step 3: Cross multiply
    3,305.30x = 4,561.16 × 1,813.18
  4. Step 4: Simplify right side
    3,305.30x = 8,270,204.09
  5. Step 5: Solve for x
    x = 8,270,204.09/3,305.30
  6. Step 6: Final answer
    x = 2,502.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.